Compare 2/20 and 21/54
2/20 is smaller than 21/54
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 54 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 20 × 27 = 540,
2/20 = 2 × 27/20 × 27 = 54/540 - Likewise, for the 2nd fraction, since 54 × 10 = 540,
21/54 = 21 × 10/54 × 10 = 210/540 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 54/540 < 210/540 or 2/20 < 21/54
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